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12
SUPER Nova 68:1 v1-v2
REV. 01 - 10/2021 - Cod. 150200
O
TROUBLESHOOTING
Problem
cause
solution
The pump does not start
Feeding air is not enough;
Check the air supply. Increase the dia-
meter of the feeding hose;
Outlet product line clogged;
Clean. Disconnect the outlet product
pipe. Feed pump at minimum pressure
and check if the pump starts without
the outlet pipe;
Dried product inside the pumping element;
Disassemble the pumping group and
clean;
Pneumatic motor blocked in the cycle
reversal position;
Turn the plug counterclockwise and
push downwards the valve body. Use
a metal rod and a mallet;
Parts failure of the pneumatic motor;
Disassemble the motor and check;
Accelerated working and no pressure
of the pump
There is no product;
Add product;
The pump sucks air;
Open the exhausting valve. For the ver
-
sion on air hoist, follow the instructions
in the relevant manual;
Feeding air is not enough;
Increase the feeding air pressure;
Suction valve worn or partially clogged;
Disassemble the suction valve. Clean
and/or replace if necessary the worn
parts;
Outlet valve worn or partially clogged;
Disassemble the outlet valve. Clean and/
or replace if necessary the worn parts;
The pump works, but the product is
not flowing enough
Suction valve worn or partially clogged;
Disassemble the suction valve. Clean
and/or replace the worn parts;
Outlet product line clogged;
Clean. Disconnect the outlet product
pipe. Feed pump at minimum pressure
and check if delivery increases without
the outlet pipe;
The feed air pressure is too low;
Increase air pressure;
Leakage of product from the lubri-
cating cup
Upper gaskets worn.
Tighten the packing nut. In case of
persistent waste of product, replace
the upper gaskets of the pumping unit.
Always close the compressed air supply and release the pressure in the plant before performing any check or
replacement of parts of the pump.
Содержание Larius SUPER NOVA 68:1
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